Tim,
The 1.9 digijet uses the Bosch L-jetronic with lambda sensor.  The full
manual is located at http://www.loam.org/vw/

Also don't forget to check your fuel pressure first.  A lot of us have
reported failed fuel pressure regulators recently with symptoms as you
described.  (I am one of these.)

John Philcox
'85 GL
Newport, RI

> At 08:48 AM 5/30/01 -0400, Kenneth D Lewis wrote:
>
> GREAT, it's like it's permanently on 'full throttle enrichment'
> so it boots right along, smoothly once you get some decent RPM's
> up and it's warmed up. Taking my foot off the pedal doesn't drop
> speed as fast as I _think_ it should, I suspect totally worn out
> injectors, oozing fuel steadily between pulses.  It will stumble
> a bit a lower RPM's/light throttle, due to rich mixture I suspect.
>
> tx to all, I've now seen aircooled vanagon and 2.1l wasser manuals online,
> but nada for the 1.9l, anyone know what that system is actually called,
> K-jetronic, Motronic?  bye, Tim